The Tonight Show Starring Jimmy Fallon Season 7 Ryan Reynolds, Niall Horan, Camila Cabello, DaBaby Season 7, episode 52 Ryan Reynolds, Niall Horan, Camila Cabello, DaBaby December 12, 2019 45 min Previous episode Jon Hamm, Keri Russell, Gary Clark Jr. Next episode Michael B. Jordan, Sam Heughan, Lea Michele ft. Jonathan Groff